package com.lecture.java8.Kafka;

import java.util.Hashtable;
import java.util.Properties;

/**
 * @author luyn
 * @version 1.0
 * @description
 * @date 2021/11/2 10:45
 */
public class ProducerTest {
    public static void main(String[] args) {
        Properties properties = new Properties();
        Hashtable<String,String> stringStringHashtable = new Hashtable<>();
        stringStringHashtable.put("a", "b");
        stringStringHashtable.get("a");
    }
}
